CN106025869B - A kind of second power equipment of site installation convenient for heat dissipation - Google Patents

A kind of second power equipment of site installation convenient for heat dissipation Download PDF

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Publication number
CN106025869B
CN106025869B CN201610587496.6A CN201610587496A CN106025869B CN 106025869 B CN106025869 B CN 106025869B CN 201610587496 A CN201610587496 A CN 201610587496A CN 106025869 B CN106025869 B CN 106025869B
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China
Prior art keywords
aluminium alloy
module
power
heat
compression casting
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CN201610587496.6A
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Chinese (zh)
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CN106025869A (en
Inventor
周华良
郑立亮
郑玉平
夏雨
汪世平
吴通华
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Nari Technology Co Ltd
NARI Nanjing Control System Co Ltd
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Nari Technology Co Ltd
NARI Nanjing Control System Co Ltd
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Priority to CN201610587496.6A priority Critical patent/CN106025869B/en
Publication of CN106025869A publication Critical patent/CN106025869A/en
Priority to PCT/CN2016/108789 priority patent/WO2018018829A1/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/46Boxes; Parts thereof or accessories therefor
    • H02B1/48Mounting of devices therein
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Casings For Electric Apparatus (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Resistance Heating (AREA)
  • Road Signs Or Road Markings (AREA)

Abstract

The invention discloses a kind of second power equipments of the site installation convenient for heat dissipation, including aluminium alloy compression casting babinet, the top lid of aluminium alloy compression casting babinet is connected to aluminium alloy cover board, bottom in aluminium alloy compression casting babinet is equipped with power module, AC sampling module, the top of power module passes through Nut column built on stilts installation I/O module, the top of I/O module is installed by barricade, the forceful electric power signal of second power equipment is isolated by barricade, temperature-constant plate is installed above AC sampling module, communication module is installed above temperature-constant plate, the lower surface of aluminium alloy cover board is equipped with CPU module.The rational deployment that the present invention passes through internal each module, the heats conduction technique such as copper is buried using temperature-constant plate, PCB, the heat transfer generated when heater element is worked is to the external wall of aluminium alloy compression casting babinet, it distributes again into surrounding air, and vent valve is installed, it realizes that inner air and outer air exchanges, takes away partial heat, have good for foreground.

Description

A kind of second power equipment of site installation convenient for heat dissipation
Technical field
The present invention relates to substation secondary device technical fields, and in particular to a kind of electricity of site installation convenient for heat dissipation Power secondary device.
Background technology
It is placed on the control room of substation after traditional substation secondary device group screen installation, has air-conditioning, wind in control room The temperature control devices such as fan, heater, the running environment to ensure secondary device are good.But secondary device site, i.e., it is secondary to set Standby to be directly mounted at primary equipment or be installed on by primary equipment by steelframe, working environment is changeable, and secondary device is installed on the spot Dependence of the protective relaying device to data communication network can be reduced, maintain the independence of protective relaying device, be current state The development trend of interior intelligent substation.But since China has a vast territory, the outdoor ground temperature in southern summer may be up to+50 DEG C, northern winter temperature can need secondary device to be subjected to harsh gas down to subzero -40 DEG C, the installation of secondary device site Time condition.
Currently, after the installation of second power equipment site, secondary device is directly mounted at open air, and the degree of protection of equipment needs More than IP67, but high protection outdoor equipment internal electronic element heating problem how is solved, prevents high power device in babinet Fever, causes box interior temperature to increase, component devices is caused to fail, and is to determine that can site second power equipment for a long time may be used It is that current needs consider the problems of to solve by the key of operation.
Invention content
Technical problem solved by the invention is after existing second power equipment site is installed, how to solve open air two The problem of electronic component inside secondary device generates heat.The Power Secondary of site installation provided by the invention convenient for heat dissipation is set It is standby, by the rational deployment of internal each module, the heats conduction technique such as copper is buried using temperature-constant plate, PCB, it will be in second power equipment The heat transfer generated when the heater element work in portion is to the external wall of aluminium alloy compression casting babinet, then distributes into surrounding air, and Vent valve is installed, ensures that IP67 degree of protection realizes that inner air and outer air exchanges simultaneously, environment division heat is taken away by air exchange, It is used for foreground with good.
In order to achieve the above object, the technical solution adopted in the present invention is:
A kind of second power equipment of site installation convenient for heat dissipation, it is characterised in that:Including aluminium alloy compression casting babinet, The top lid of the aluminium alloy compression casting babinet is connected to aluminium alloy cover board, and the bottom in the aluminium alloy compression casting babinet is equipped with power supply The top of module, AC sampling module, the power module passes through Nut column built on stilts installation I/O module, the top of the I/O module Barricade is installed, the forceful electric power signal of second power equipment is isolated by barricade, the top of the AC sampling module Temperature-constant plate is installed, communication module is installed above the temperature-constant plate, the lower surface of the aluminium alloy cover board is equipped with CPU moulds Block.
A kind of second power equipment of site installation convenient for heat dissipation above-mentioned, it is characterised in that:The aluminium alloy pressure It casts and is provided with a circle sealing joint strip at the pressing of babinet, aluminium alloy cover board.
A kind of second power equipment of site installation convenient for heat dissipation above-mentioned, it is characterised in that:The aluminium alloy pressure It is provided with the radiating fin being spacedly distributed on casting babinet arranged on left and right sides outer wall.
A kind of second power equipment of site installation convenient for heat dissipation above-mentioned, it is characterised in that:The power module It is described including power tube, power transformer, power supply pcb board, the first heat conductive insulating pad, heat conduction copper billet and the second heat conductive insulating pad The heating surface of power tube is welded on the upper surface that copper is buried in power supply pcb board, and the lower surface that copper is buried in the power supply pcb board is provided with First heat conductive insulating pad offers rectangle venthole on the power supply pcb board below the power transformer, and second heat conduction is exhausted Edge pad be arranged in rectangle venthole, the first heat conductive insulating pad, the second heat conductive insulating pad bottom be provided with heat conduction copper billet, The bottom being mounted on after the heat conduction copper billet coated with thermally conductive silicone grease in aluminium alloy compression casting babinet.
A kind of second power equipment of site installation convenient for heat dissipation above-mentioned, it is characterised in that:The communication module Including heater element optical module, third heat conductive insulating pad and communication pcb board, the heater element optical module is mounted on communication PCB The lower surface of plate, and be mounted on above temperature-constant plate by third heat conductive insulating pad, the mounting surface coated with thermally conductive silicon of the temperature-constant plate It is mounted in aluminium alloy compression casting babinet after fat.
A kind of second power equipment of site installation convenient for heat dissipation above-mentioned, it is characterised in that:The temperature-constant plate Weld several heat conducting pipes being spacedly distributed in bottom.
A kind of second power equipment of site installation convenient for heat dissipation above-mentioned, it is characterised in that:The temperature-constant plate is adopted It is formed with aluminium sheet panel beating, and Nickel Plating Treatment is passed through on surface.
A kind of second power equipment of site installation convenient for heat dissipation above-mentioned, it is characterised in that:The CPU module with The contact position of aluminium alloy cover board is additionally provided with heat-conducting insulated film, and the heat-conducting insulated film is close to the high power consumption chip in CPU module.
A kind of second power equipment of site installation convenient for heat dissipation above-mentioned, it is characterised in that:The aluminium alloy pressure Cast the outlet terminal for being additionally provided with vent valve on the rear wall of babinet, being spacedly distributed.
A kind of second power equipment of site installation convenient for heat dissipation above-mentioned, it is characterised in that:The outlet terminal For aviation plug, meet IP67 degree of protection.
The beneficial effects of the invention are as follows:The present invention convenient for heat dissipation site installation second power equipment, have with Lower advantage:
(1)Lid is connected to aluminium alloy cover board above aluminium alloy compression casting babinet, and realization is hermetically sealed, without opening heat emission hole, reduces ash Dirt increases equipment life to internal component contamination, improves reliability;
(2)Without the active heat removals mode such as fan, refrigerator, the reliability of secondary device is improved;
(3)Connect module (power module, I/O module, AC sampling module, the communication mould of external cable or telecommunication optical fiber Block) stack manner is used, it is installed on aluminium alloy compression casting babinet, the installation of external cable, telecommunication optical fiber and each intermodule is facilitated to grasp Make;
(4)The heat that each module generates can quickly be conducted to aluminium alloy compression casting cabinet exterior, effectively reduce aluminium alloy pressure Box house air themperature is cast, prevents internal element from failing because temperature is excessively high;
(5)Vent valve is installed on aluminium alloy compression casting babinet, by inside and outside gas exchanges, effectively reduces box house Air Temperature Degree keeps equipment internal and external pressure balance, prevents condensation;
(6)CPU module is arranged on aluminium alloy cover board, advantageous software debugging and maintenance;
(7)Barricade is arranged in CPU module and other intermodules, improves equipment anti-electromagnetic interference capability.
Description of the drawings
Fig. 1 is the side view of the second power equipment of the site installation convenient for heat dissipation of the present invention.
Fig. 2 is the vertical view of the second power equipment of the aluminium alloy compression casting babinet of the present invention.
Fig. 3 is the structural schematic diagram of the power module installation of the present invention.
Fig. 4 is the structural schematic diagram of the communication module installation of the present invention.
Fig. 5 is the structural schematic diagram of the logical temperature-constant plate of the present invention.
Fig. 6 is the structural schematic diagram of the CPU module installation of the present invention.
The meaning marked in attached drawing is as follows:
1:Aluminium alloy compression casting babinet;2:Aluminium alloy cover board;3:Power module;301:Power tube;302:Power transformer; 303:Second heat conductive insulating pad;304:Power supply pcb board;305:First heat conductive insulating pad;306:Heat conduction copper billet;4:AC sampling mould Block;5:I/O module;6:Barricade;7:Temperature-constant plate;701:Heat conducting pipe;8:Communication module;801:Thermal element optical module;802:Third Heat conductive insulating pad;803:Communicate pcb board;9:CPU module;901:Heat-conducting insulated film;902:High power consumption chip;10:Sealing joint strip; 11:Radiating fin;12:Vent valve;13:Outlet terminal.
Specific implementation mode
Below in conjunction with Figure of description, the present invention is further illustrated.
As shown in Fig. 1 and Fig. 2, the second power equipment of the site installation convenient for heat dissipation of the invention, including aluminium alloy Die casting babinet 1, the top lid of the aluminium alloy compression casting babinet 1 are connected to aluminium alloy cover board 2, in the aluminium alloy compression casting babinet 1 Bottom is equipped with power module 3, AC sampling module 4, and the top of the power module 3 passes through Nut column built on stilts installation I/O module 5, barricade 6 is installed in the top of the I/O module 5, the forceful electric power signal of second power equipment is isolated by barricade 6, institute The top for stating AC sampling module 4 is equipped with temperature-constant plate 7, and the top of the temperature-constant plate 7 is equipped with communication module 8, and the aluminium closes The lower surface of golden cover plate 2 is equipped with CPU module 9.
The aluminium alloy compression casting babinet 1, aluminium alloy cover board 2 pressing at be provided with a circle sealing joint strip 10, realize complete close Envelope reduces dust to internal component contamination, increases equipment life, improve reliability without opening heat emission hole.
It is provided with the radiating fin 11 being spacedly distributed on 1 arranged on left and right sides outer wall of the aluminium alloy compression casting babinet, increases table Face radiating efficiency.
As shown in figure 3, the power module 3 includes power tube 301, power transformer 302, power supply pcb board 304, first Heat conductive insulating pad 305, heat conduction copper billet 306 and the second heat conductive insulating pad 303, the heating surface of the power tube 301 are welded on power supply The upper surface of copper is buried in pcb board 304, the lower surface that copper is buried in the power supply pcb board 304 is provided with the first heat conductive insulating pad 305, Rectangle venthole is offered on the power supply pcb board 304 of 302 lower section of the power transformer, the second heat conductive insulating pad 303 is set Set in rectangle venthole, the first heat conductive insulating pad 305, the second heat conductive insulating pad 303 bottom be provided with heat conduction copper billet 306, the bottom being mounted on after 306 coated with thermally conductive silicone grease of the heat conduction copper billet in aluminium alloy compression casting babinet 1.
Power module 3 realizes following heat transmission path:Power tube → pcb board buries the heat conductive insulating pad of copper → first → heat conduction Copper billet → aluminium alloy compression casting babinet → extraneous air;The heat conductive insulating pad of power transformer → bis- → heat conduction copper billet → aluminium alloy compression casting Babinet → extraneous air, to realize the rapid cooling of power module 3.
As shown in figure 4, the communication module 8 includes heater element optical module 801, third heat conductive insulating pad 802 and communication Pcb board 803, the heater element optical module 801 are mounted on the lower surface of communication pcb board 803, and pass through third heat conductive insulating pad 802 are mounted on 7 top of temperature-constant plate, and aluminium alloy compression casting babinet 1 is mounted on after the mounting surface coated with thermally conductive silicone grease of the temperature-constant plate 7 Interior, as shown in figure 5, several heat conducting pipes being spacedly distributed 701 are welded in the bottom of the temperature-constant plate 7, temperature-constant plate 7 uses aluminium sheet Panel beating forms, and Nickel Plating Treatment is passed through on surface, ensures the heat dissipation effect of temperature-constant plate 7, can realize and generate heat in communication module 8 Element optical module 801 generates heat and is efficiently transmitted to aluminium alloy compression casting babinet 1.
As shown in fig. 6, the CPU module 9 and the contact position of aluminium alloy cover board 2 are additionally provided with heat-conducting insulated film 901, it is described Heat-conducting insulated film 901 is close to the high power consumption chip 902 in CPU module 9, by the fever of high power consumption chip 902 conduction to aluminium alloy lid Plate 2 is dispersed into surrounding air by aluminium alloy cover board 2, realizes the rapid cooling of CPU module 9, and CPU module is individually arranged in On aluminium alloy cover board, advantageous software debugging and maintenance.
Vent valve 12, the outlet terminal being spacedly distributed 13 are additionally provided on the rear wall of the aluminium alloy compression casting babinet 1, Each outlet terminal 13 is aviation plug, meets IP67 degree of protection, realizes that aluminium alloy compression casting babinet 1 is inside and outside by vent valve 12 Air exchange, band part heat, the vent valve 12 have water-proof function, are to do ventilative membrane body with puffing polytetrafluoroethylene (PTFE), It is micro- cavernous structure under its is microcosmic, the volume size quantity using gas molecule and liquid and dust granule is differential, and gas is allowed to divide Son passes through, and liquid, dust can not pass through, to realize the purpose of waterproof and breathable.
In conclusion the second power equipment of the site installation convenient for heat dissipation of the present invention, has the following advantages:
(1)Lid is connected to aluminium alloy cover board above aluminium alloy compression casting babinet, and realization is hermetically sealed, without opening heat emission hole, reduces ash Dirt increases equipment life to internal component contamination, improves reliability;
(2)Without the active heat removals mode such as fan, refrigerator, the reliability of secondary device is improved;
(3)Connect module (power module, I/O module, AC sampling module, the communication mould of external cable or telecommunication optical fiber Block) stack manner is used, it is installed on aluminium alloy compression casting babinet, the installation of external cable, telecommunication optical fiber and each intermodule is facilitated to grasp Make;
(4)The heat that each module generates can quickly be conducted to aluminium alloy compression casting cabinet exterior, effectively reduce aluminium alloy pressure Box house air themperature is cast, prevents internal element from failing because temperature is excessively high;
(5)Vent valve is installed on aluminium alloy compression casting babinet, by inside and outside gas exchanges, effectively reduces box house Air Temperature Degree keeps equipment internal and external pressure balance, prevents condensation;
(6)CPU module is arranged on aluminium alloy cover board, advantageous software debugging and maintenance;
(7)Barricade is arranged in CPU module and other intermodules, improves equipment anti-electromagnetic interference capability.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its Equivalent thereof.

Claims (9)

1. a kind of second power equipment of site installation convenient for heat dissipation, it is characterised in that:Including aluminium alloy compression casting babinet (1), the aluminium alloy compression casting babinet(1)Top lid be connected to aluminium alloy cover board(2), the aluminium alloy compression casting babinet(1)Interior Bottom is equipped with power module(3), AC sampling module(4), the power module(3)Top pass through Nut column built on stilts installation I/O module(5), the I/O module(5)Top install barricade(6), pass through barricade(6)By the forceful electric power of second power equipment Signal is isolated, the AC sampling module(4)Top temperature-constant plate is installed(7), the temperature-constant plate(7)Top installation There is communication module(8), the aluminium alloy cover board(2)Lower surface CPU module is installed(9),
The power module(3)Including power tube(301), power transformer(302), power supply pcb board(304), the first heat conduction it is exhausted Edge pad(305), heat conduction copper billet(306)With the second heat conductive insulating pad(303), the power tube(301)Heating surface be welded on electricity Source pcb board(304)Inside bury the upper surface of copper, the power supply pcb board(304)The lower surface for inside burying copper is provided with the first heat conductive insulating Pad(305), the power transformer(302)The power supply pcb board of lower section(304)On offer rectangle venthole, described second leads Thermal insulation pad(303)It is arranged in rectangle venthole, the first heat conductive insulating pad(305), the second heat conductive insulating pad(303)'s Bottom is provided with heat conduction copper billet(306), the heat conduction copper billet(306)Aluminium alloy compression casting babinet is mounted on after coated with thermally conductive silicone grease (1)Interior bottom.
2. a kind of second power equipment of site installation convenient for heat dissipation according to claim 1, it is characterised in that:Institute State aluminium alloy compression casting babinet(1), aluminium alloy cover board(2)Pressing at be provided with a circle sealing joint strip(10).
3. a kind of second power equipment of site installation convenient for heat dissipation according to claim 1, it is characterised in that:Institute State aluminium alloy compression casting babinet(1)The radiating fin being spacedly distributed is provided on arranged on left and right sides outer wall(11).
4. a kind of second power equipment of site installation convenient for heat dissipation according to claim 1, it is characterised in that:Institute State communication module(8)Including heater element optical module(801), third heat conductive insulating pad(802)With communication pcb board(803), described Heater element optical module(801)Mounted on communication pcb board(803)Lower surface, and pass through third heat conductive insulating pad(802)Installation In temperature-constant plate(7)Top, the temperature-constant plate(7)Mounting surface coated with thermally conductive silicone grease after be mounted on aluminium alloy compression casting babinet(1)It is interior.
5. a kind of second power equipment of site installation convenient for heat dissipation according to claim 1 or 4, feature exist In:The temperature-constant plate(7)Bottom weld several heat conducting pipes being spacedly distributed(701).
6. a kind of second power equipment of site installation convenient for heat dissipation according to claim 1 or 4, feature exist In:The temperature-constant plate(7)It is formed using aluminium sheet panel beating, and Nickel Plating Treatment is passed through on surface.
7. a kind of second power equipment of site installation convenient for heat dissipation according to claim 1, it is characterised in that:Institute State CPU module(9)With aluminium alloy cover board(2)Contact position be additionally provided with heat-conducting insulated film(901), the heat-conducting insulated film (901)It is close to CPU module(9)On high power consumption chip(902).
8. a kind of second power equipment of site installation convenient for heat dissipation according to claim 1, it is characterised in that:Institute State aluminium alloy compression casting babinet(1)Rear wall on be additionally provided with vent valve(12), the outlet terminal that is spacedly distributed(13).
9. a kind of second power equipment of site installation convenient for heat dissipation according to claim 8, it is characterised in that:Institute State outlet terminal(13)For aviation plug, meet IP67 degree of protection.
CN201610587496.6A 2016-07-25 2016-07-25 A kind of second power equipment of site installation convenient for heat dissipation Active CN106025869B (en)

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CN201610587496.6A CN106025869B (en) 2016-07-25 2016-07-25 A kind of second power equipment of site installation convenient for heat dissipation
PCT/CN2016/108789 WO2018018829A1 (en) 2016-07-25 2016-12-07 Secondary electric power equipment installed on-site for facilitating heat dissipation

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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106025869B (en) * 2016-07-25 2018-10-09 国电南瑞科技股份有限公司 A kind of second power equipment of site installation convenient for heat dissipation
CN106532604A (en) * 2017-01-03 2017-03-22 南京佳盛机电器材制造有限公司 Local terminal box with independent support
CN107147022A (en) * 2017-05-12 2017-09-08 许继集团有限公司 A kind of secondary device device
CN107611941B (en) * 2017-08-23 2019-02-26 国电南瑞科技股份有限公司 A kind of site line protective devices based on function Top-down design
CN109546855B (en) * 2018-12-28 2023-12-29 深圳市西林电气技术有限公司 Structure of vehicle-mounted charger
CN112345842B (en) * 2020-09-15 2023-07-14 国网浙江省电力有限公司电力科学研究院 Triaxial motion automatic test platform and test method for on-site protection device
CN114025521B (en) * 2021-09-14 2023-04-07 深圳市格仕乐科技有限公司 Communication case with automatic temperature energy-saving regulation and control function
CN114071964B (en) * 2021-11-16 2024-05-31 北京华电力拓能源科技有限公司 Mining explosion-proof and intrinsically safe 5G wireless base station heat abstractor

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104270921A (en) * 2014-09-26 2015-01-07 中国南方电网有限责任公司电网技术研究中心 Miniaturization high-protection-level microprocessor protecting device
CN104614603A (en) * 2015-01-08 2015-05-13 国电南瑞科技股份有限公司 On-site protection device status detection system and detection method thereof
CN105099085A (en) * 2014-05-23 2015-11-25 韩磊 Electromagnetic field shield system of motor controller of electric automobile

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3383738B2 (en) * 1996-05-22 2003-03-04 三菱電機株式会社 control panel
CN2514392Y (en) * 2001-10-22 2002-10-02 联想(北京)有限公司 Electromagnetic shield for computer casing
JP4999943B2 (en) * 2010-01-27 2012-08-15 東芝テック株式会社 Information processing terminal
JP4929377B2 (en) * 2010-06-18 2012-05-09 株式会社東芝 Television receiver and electronic device
CN201780860U (en) * 2010-07-19 2011-03-30 平高集团有限公司 Electronic type merging unit of mutual inductor
CN201947156U (en) * 2011-01-25 2011-08-24 无锡风光新能源科技有限公司 Copper inserted heat conducting device of die casting box body of photovoltaic inverter
CN202310383U (en) * 2011-09-28 2012-07-04 比亚迪股份有限公司 Sealed outdoor rack possessing heat dissipation structure
CN202384135U (en) * 2011-12-13 2012-08-15 深圳市科陆电子科技股份有限公司 Combined unit shell
CN204887856U (en) * 2015-08-27 2015-12-16 南京南瑞继保电气有限公司 Double -deck optical module heat radiation structure
CN106025869B (en) * 2016-07-25 2018-10-09 国电南瑞科技股份有限公司 A kind of second power equipment of site installation convenient for heat dissipation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105099085A (en) * 2014-05-23 2015-11-25 韩磊 Electromagnetic field shield system of motor controller of electric automobile
CN104270921A (en) * 2014-09-26 2015-01-07 中国南方电网有限责任公司电网技术研究中心 Miniaturization high-protection-level microprocessor protecting device
CN104614603A (en) * 2015-01-08 2015-05-13 国电南瑞科技股份有限公司 On-site protection device status detection system and detection method thereof

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